Mercurial > hg > thermostat-ng
view common/src/main/java/com/redhat/thermostat/common/json/models/SchemaDef.java @ 25:dd0992bd51aa
Add Maven Central upload, refactor lang-schema and json libs to thermostat-common library
- merge common-json and common-lang-schema packages into thermostat- common.
- add targets to generate Javadoc and source jars, and modify sources
to remove some Javadoc warnings.
- add targets to sign and deploy thermostat-common to Maven Central.
Reviewed-by: sgehwolf, neugens
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-September/025214.html
author | Simon Tooke <stooke@redhat.com> |
---|---|
date | Fri, 29 Sep 2017 14:48:00 -0400 |
parents | common/json/src/main/java/com/redhat/thermostat/common/json/models/SchemaDef.java@ab2706b9b1e3 |
children |
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/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.common.json.models; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.annotations.SerializedName; import com.redhat.thermostat.common.yaml.JsonToYaml; import com.redhat.thermostat.lang.schema.annotations.Schema; import java.lang.reflect.Field; import java.lang.reflect.Modifier; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * Partial Java representation of a JSON Schema <br> * (see json-schema.org) */ public class SchemaDef implements SchemaType { private static final Gson gson; private static final int DEFAULT_MAXDEPTH = 1; static { final boolean ENABLE_PRETTY_PRINT = false; if (ENABLE_PRETTY_PRINT) { GsonBuilder gbuilder = new GsonBuilder(); gbuilder.setPrettyPrinting(); gson = gbuilder.create(); } else { gson = new Gson(); } } @SerializedName("$schema") private String schema; @SerializedName("$id") private String id; private String title; private String description; private Map<String, SchemaType> properties; private List<String> required; /** standard JSON schema properties that are not yet implemented: private int multipleOf; private long maximum; private long exclusiveMaximum; private long minimum; private long exclusiveMinimum; private int maxLength; private int minLength; private String pattern; private int maxItems; private int minItems; private boolean uniqueItems; private int maxProperties; private int minProperties; (and more, see json-schema.org) ***/ // for GSon public SchemaDef() {} public SchemaDef(Object target) { this(target.getClass(), DEFAULT_MAXDEPTH); } public SchemaDef(Object target, int maxDepth) { this(target.getClass(), maxDepth); } public SchemaDef(Class target) { this(target, true, DEFAULT_MAXDEPTH); } public SchemaDef(Class target, int maxDepth) { this(target, true, maxDepth); } private SchemaDef(Class target, boolean rootLevel, int maxDepth) { if (rootLevel) { schema = "http://json-schema.org/draft-04/schema#"; } Field[] fields = target.getDeclaredFields(); if (fields.length > 0) { properties = new HashMap<>(fields.length); required = new ArrayList<>(); for (Field field : fields) { final boolean isTransient = Modifier.isTransient(field.getModifiers()); if (!isTransient) { String fname = field.getAnnotation(SerializedName.class) != null ? field.getAnnotation(SerializedName.class).value() : field.getName(); Schema schema = field.getAnnotation(Schema.class); String descr = null; if (schema != null) { if (!schema.name().isEmpty()) { fname = schema.name(); } descr = schema.description(); if (schema.required()) { required.add(fname); } } if (field.getType().isPrimitive()) { String tt = field.getType().getSimpleName(); properties.put(fname, new SimpleType(tt, descr)); } else if (maxDepth > 1){ properties.put(fname, new SchemaDef(field.getType(), false, maxDepth - 1)); } else { properties.put(fname, new SimpleType(field.getType().getSimpleName(), descr)); } } } if (required.isEmpty()) { required = null; } } } public Map<String, SchemaType> getProperties() { return this.properties; } public List<String> getRequired() { return this.required; } public JsonObject toJsonObject() { JsonElement el = gson.toJsonTree(this); return el.isJsonObject() ? el.getAsJsonObject() : null; } public String toString() { return gson.toJson(this); } @Override public TypeClass getTypeClass() { return TypeClass.OBJECT; } public static class SimpleType implements SchemaType { transient TypeClass type; @SerializedName("type") String typeStr; String description; SimpleType(String tname, String descr) { if ("string".equals(tname)) { type = TypeClass.STRING; } else if ("int".equals(tname) || "float".equals(tname) || "double".equals(tname) || "long".equals(tname) || "number".equals(tname)) { type = TypeClass.NUMBER; } else if ("Integer".equals(tname) || "Float".equals(tname) || "Double".equals(tname) || "Long".equals(tname)) { type = TypeClass.NUMBER; } else if ("boolean".equals(tname) || "Boolean".equals(tname)) { type = TypeClass.BOOLEAN; } else { type = TypeClass.OBJECT; } this.typeStr = type == TypeClass.OBJECT ? tname : type.toString(); this.description = descr; } @Override public TypeClass getTypeClass() { return type; } public String getTypeName() { return type == TypeClass.OBJECT ? typeStr : type.toString(); } } }